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Contract OI history

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Dec 18, 2026 EXPIRATION

ARW $240.00 Put

ARW261218P00240000

Latest saved OI113Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ARW $240.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 114570 2026-10-02: 111 OI2026-10-05: 111 OI2026-10-06: 113 OI2026-10-07: 113 OI2026-10-08: 114 OI2026-10-09: 114 OI2026-10-13: 114 OI2026-10-14: 114 OI2026-10-15: 113 OI2026-10-16: 113 OI2026-10-21: 113 OI2026-10-23: 113 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ARW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1130
Oct 21, 20261130
Oct 16, 20261130
Oct 15, 2026113-1
Oct 14, 20261140
Oct 13, 20261140
Oct 09, 20261140
Oct 08, 2026114+1
Oct 07, 20261130
Oct 06, 2026113+2
Oct 05, 20261110
Oct 02, 2026111No prior observation